The Coin Hexagon - Numberphile

by Super User, 6 years ago
0 0
Featuring Alex Bellos. See the accompanying Dudeney Pentominoes video:
More links & stuff in full description below ↓↓↓

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Coin playlist:

Box of Puzzles:

Math Jokes:

Related Bellos books on Amazon...
US links
Can You Solve My Problems:
Puzzle Ninja:
UK links
Can You Solve My Problems:
Puzzle Ninja:

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